High Purity Nitrogen 99.999% UHP from China
Ultra-high purity (UHP) nitrogen gas at 99.999% N2, supplied in specialty cylinders for laboratory and semiconductor cleanrooms. Classified under HTS 2804.30.00.00 as elemental nitrogen, meeting Chapter 28 definitions for nonmetals. Purity distinguishes it from lower-grade industrial gases.
Duty Rate — China → United States
28.7%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Provide analytical certificates from supplier proving UHP specs; use UN-approved cylinders for hazmat shipping
• Avoid reclassification by ensuring no additives like hydrogen for forming gas